The BFB0405HHA-A is a Blowers DC Voltage - Rated 5VDC Size / Dimension Square - 40mm L x 40mm H Width 10.00mm Air Flow 3.0 CFM (0.084m³/min) Static Pressure 0.564 in H2O (140.5 Pa) Bearing Type Ball Fan Type Blower Features Locked Rotor Protection Noise 34.5 dB(A) Power (Watts) 800mW RPM 8500 RPM Termination 2 Wire Leads Approvals CE, CSA, UL, VDE Weight 0.026 lb (11.79g) Current Rating (Amps) 0.160A Voltage Range 4 ~ 5.5VDC Material - Frame Plastic Material - Blade Plastic